253668135

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{142111}}^1$

素因数の和:142143

約数の個数: 32

約数和(自身を含む): 491139072

約数和(自身を除く): 237470937

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 142111, 426333, 710555, 994777, 2131665, 2415887, 2984331, 4973885, 7247661, 12079435, 14921655, 16911209, 36238305, 50733627, 84556045, 253668135]

約数ペア:

[(1, 253668135), (3, 84556045), (5, 50733627), (7, 36238305), (15, 16911209), (17, 14921655), (21, 12079435), (35, 7247661), (51, 4973885), (85, 2984331), (105, 2415887), (119, 2131665), (255, 994777), (357, 710555), (595, 426333), (1785, 142111)]